package string;
//String replaceAll (String regex,String s):替换
//将当前字符串中满足正则表达式(rehex)的部分给替换给指定的字符串
public class ReplaceAllDemo {
    public static void main(String[] args) {
        String line ="abc123def456ghi789";
        line=line.replaceAll("[0-9]+","#NUMBER#");
        System.out.println(line);


    }
}
